12213122203311 has 8 divisors (see below), whose sum is σ = 16591411295280. Its totient is φ = 7988457290112.

The previous prime is 12213122203279. The next prime is 12213122203357. The reversal of 12213122203311 is 11330222131221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12213122203311 - 2⁵ = 12213122203279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12213122283311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38406044506 + ... + 38406044823.

It is an arithmetic number, because the mean of its divisors is an integer number (2073926411910).

Almost surely, 2^{12213122203311} is an apocalyptic number.

12213122203311 is a deficient number, since it is larger than the sum of its proper divisors (4378289091969).

12213122203311 is an equidigital number, since it uses as much as digits as its factorization.

12213122203311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76812089385.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 12213122203311 its reverse (11330222131221), we get a palindrome (23543344334532).

The spelling of 12213122203311 in words is "twelve trillion, two hundred thirteen billion, one hundred twenty-two million, two hundred three thousand, three hundred eleven".